76
Complexity & the game of Go Complexity & the game of Go Stuart French Stuart French www.DeltaKnowledge.net www.DeltaKnowledge.net @DeltaKnowledge @DeltaKnowledge

Stuart french

Embed Size (px)

Citation preview

Page 1: Stuart french

Complexity & the game of GoComplexity & the game of Go

Stuart FrenchStuart Frenchwww.DeltaKnowledge.netwww.DeltaKnowledge.net

@DeltaKnowledge@DeltaKnowledge

Page 2: Stuart french

Knowledge Managers Knowledge Managers need to beneed to be

Complexity ExpertsComplexity Experts

Page 3: Stuart french

Dave SnowdenDave Snowden

Page 4: Stuart french

Cynefin FrameworkCynefin FrameworkCynefin Framework

Page 5: Stuart french

Complexity Complexity keeps CEOs keeps CEOs

awake at night!awake at night!

“While eight out of ten CEOs anticipate significant complexity ahead, less than half feel prepared to handle it.”

Knowledge Managers are Knowledge Managers are Complexity ExpertsComplexity Experts

Page 6: Stuart french

Knowledge Managers are Knowledge Managers are Complexity ExpertsComplexity Experts

We need great metaphorsto teach others how to manage in complex environments

1We need a way to practicerecognising and managing complex environments

2

Page 7: Stuart french

Getting a grip on ComplexityGetting a grip on Complexity

Q. If you knew all the causes, Q. If you knew all the causes, would you always be able to would you always be able to

determine the outcome?determine the outcome?

Lets find out!Lets find out!

Page 8: Stuart french

Getting a grip on ComplexityGetting a grip on Complexity

If you knew everybodyIf you knew everybody’’s choices s choices beforebefore--hand:hand:

1) Could you have predicted 1) Could you have predicted everybodyeverybody’’s final position?s final position?2) Could you plan a layout as 2) Could you plan a layout as quickly as we just did it?quickly as we just did it?

Even with a computer?Even with a computer?

Page 9: Stuart french

““When you make the When you make the complicatedcomplicated simple, simple, you make it better.you make it better.

But when you make the But when you make the complexcomplex simple,simple,you make it wrong.you make it wrong.””

-- Dave Gray, Founder XPLANEDave Gray, Founder XPLANE

Page 10: Stuart french

How this idea got startedHow this idea got started

Chess = Complicated Go = Complex

Page 11: Stuart french

What is Go?What is Go?•• Go is a board gameGo is a board game

•• It originally came from It originally came from Tibet / ChinaTibet / China

•• Created Created ˜̃ 2300 B.C.2300 B.C.

•• It is played all over It is played all over the world, but the world, but mainly inmainly in•• Japan (iGo),Japan (iGo),

•• China (Weiqi) &China (Weiqi) &•• Korea (Baduk)Korea (Baduk)

•• Who here has seen Who here has seen it before?it before?

Page 12: Stuart french

Complicated Complicated versusversus ComplexComplexChessChess GoGo

•• 8 x 8 board8 x 8 board •• 19 x 19 board19 x 19 board

Page 13: Stuart french

Complicated Complicated versusversus ComplexComplexChessChess GoGo

•• Play in squaresPlay in squares•• Kings, Queens, Bishops, Kings, Queens, Bishops,

RooksRooks……

•• Play on linesPlay on lines•• Black stones and White Black stones and White

stones of equal valuestones of equal value

Page 14: Stuart french

Complicated Complicated versusversus ComplexComplexChessChess GoGo

•• Aim: to kill the other Aim: to kill the other players Kingplayers King

•• 11stst 3 moves = 4,3523 moves = 4,352

•• Aim: to surround more Aim: to surround more territoryterritory

Page 15: Stuart french

1st 3 possible moves = 46,655,6401st 3 possible moves = 46,655,640

Page 16: Stuart french

Complexity & the game of GoComplexity & the game of Go

In Go the In Go the 4.64.6xx1010170170 permutations!permutations!

Pattern recognition Pattern recognition and and intuitionintuition are key.are key.

Rather than dominate, one seeks Rather than dominate, one seeks incremental influence incremental influence of the of the boardboard

as the nature of the gameas the nature of the gameis revealed.is revealed.

Go can be seen as the storyGo can be seen as the storyof Human Society:of Human Society:

Page 17: Stuart french
Page 18: Stuart french
Page 19: Stuart french
Page 20: Stuart french
Page 21: Stuart french
Page 22: Stuart french
Page 23: Stuart french
Page 24: Stuart french
Page 25: Stuart french
Page 26: Stuart french
Page 27: Stuart french
Page 28: Stuart french
Page 29: Stuart french
Page 30: Stuart french

Basic RulesBasic Rules

•• Start with an empty boardStart with an empty board

•• Black plays firstBlack plays first

•• Take turns placing stones Take turns placing stones

•• The aim is to surround as The aim is to surround as much territory for much territory for yourself while reducing yourself while reducing your opponents territoryyour opponents territory

Page 31: Stuart french

EncirclementEncirclement

•• Each stone has liberties Each stone has liberties surrounding it (marked by surrounding it (marked by the green squares)the green squares)

•• When a stone has no When a stone has no more liberties it is more liberties it is captured and taken from captured and taken from the boardthe board

Page 32: Stuart french

EncirclementEncirclement

•• If black plays on any of If black plays on any of the green squares white the green squares white stones will be capturedstones will be captured

•• The bigger an army is, the The bigger an army is, the harder it is to captureharder it is to capture

Page 33: Stuart french

What does a Go game look like?What does a Go game look like?

Page 34: Stuart french
Page 35: Stuart french
Page 36: Stuart french
Page 37: Stuart french
Page 38: Stuart french
Page 39: Stuart french
Page 40: Stuart french
Page 41: Stuart french

Each side is loosely claiming territory (probes)Each side is loosely claiming territory (probes)

Page 42: Stuart french
Page 43: Stuart french
Page 44: Stuart french
Page 45: Stuart french

Things are getting crowdedThings are getting crowded

Page 46: Stuart french

The white stone in Atari. Only one liberty left.The white stone in Atari. Only one liberty left.

Page 47: Stuart french

White has joined and the army is safe with 4 libertiesWhite has joined and the army is safe with 4 liberties

Page 48: Stuart french
Page 49: Stuart french
Page 50: Stuart french
Page 51: Stuart french
Page 52: Stuart french
Page 53: Stuart french

BlackBlack’’s two stones are in Ataris two stones are in Atari

Page 54: Stuart french
Page 55: Stuart french
Page 56: Stuart french

How should black avoid a DoubleHow should black avoid a Double--Atari here?Atari here?

Page 57: Stuart french
Page 58: Stuart french
Page 59: Stuart french
Page 60: Stuart french
Page 61: Stuart french

WhiteWhite’’s 3 stones are in Atari!s 3 stones are in Atari!

Page 62: Stuart french
Page 63: Stuart french
Page 64: Stuart french

Lets try it for ourselves!Lets try it for ourselves!

The game finishes when both players PassThe game finishes when both players Pass

Page 65: Stuart french

First person to captureFirst person to capture3 stones wins!3 stones wins!

Tolerated failure imprints learning better than success. Dave SnTolerated failure imprints learning better than success. Dave SnowdenowdenPonnuki Go >> Play Fast, Learn Fast!Ponnuki Go >> Play Fast, Learn Fast!

Page 66: Stuart french

The Suicide RuleThe Suicide Rule

““A stone cannot be played if it A stone cannot be played if it has no liberties after it has has no liberties after it has playedplayed””••White cannot play at A White cannot play at A because he will have no libertiesbecause he will have no liberties

AA

Page 67: Stuart french

The Suicide RuleThe Suicide Rule

““A stone cannot be played if it A stone cannot be played if it has no liberties after it has has no liberties after it has playedplayed””••However if white surrounds However if white surrounds black first, then a Play at A is OK black first, then a Play at A is OK because black will be captured because black will be captured giving A four libertiesgiving A four liberties

AA

Page 68: Stuart french

A few hints to play betterA few hints to play better

1. Don’t start near the edge

11

4422

5533

66

7788

Page 69: Stuart french

A few hints to play betterA few hints to play better

1. Don’t start near the edge

2. Place fence posts then the palings

11

2233

Page 70: Stuart french

A few hints to play betterA few hints to play better

1. Don’t start near the edge

2. Place fence posts then the palings

3. Surround as much area as possible

Blackwill win

Whitewill win

Page 71: Stuart french

A few hints to play betterA few hints to play better

1. Don’t start near the edge

2. Place fence posts then the palings

3. Surround as much area as possible

4. Try not to play right up against the other player

11 22??

Page 72: Stuart french

Scoring a Go gameScoring a Go game

The winner is determined by their score

Score = Points Surrounded + Prisoners taken

White wins!

White: 15 + 5 = 20White: 15 + 5 = 20

Black: 18 + 1 = 19Black: 18 + 1 = 19

Page 73: Stuart french

Influence & Future ConstraintInfluence & Future Constraint

The famous ear-reddening game – 1846 Inseki (50yo) v Shusaku (17yo)

Page 74: Stuart french

Influence & Future ConstraintInfluence & Future Constraint

Why is move 127 so powerful? It strongly influences many possible future moves

Page 75: Stuart french

Key Lessons:Key Lessons:

1. 1. Ambient AwarenessAmbient Awareness2. 2. Adaptive AbilityAdaptive Ability

Page 76: Stuart french

More resourcesMore resourcesInteractive Go TutorialInteractive Go Tutorial

http://playgo.to/iwtg/en/http://playgo.to/iwtg/en/

Go Software:Go Software:••iGoWIN (free 9x9 game)iGoWIN (free 9x9 game)

–– http://bit.ly/Qt9Tbhttp://bit.ly/Qt9Tb••SmartGo Pro (iPhone)SmartGo Pro (iPhone)••American Go Association Software ListAmerican Go Association Software List

–– http://bit.ly/5BORFwhttp://bit.ly/5BORFw

Australian Go AssociationAustralian Go Association••http://www.australiango.asn.au/http://www.australiango.asn.au/

KidsKids••Hikaru no Go Hikaru no Go –– Anime videoAnime video

Complexity TutorialComplexity Tutorialhttp://bit.ly/4sfHYGhttp://bit.ly/4sfHYG

David SnowdenDavid Snowden’’s Blogs Bloghttp://bit.ly/1BOdoNhttp://bit.ly/1BOdoN

Troy AndersonTroy Anderson’’s books book““The Way of GoThe Way of Go”” ISBN: 0743258142ISBN: 0743258142

Articles:Articles:Managing under complexity: Where is Managing under complexity: Where is Einstein when you really need him?Einstein when you really need him?Coping with ComplexityCoping with Complexity

Images:Images:Thanks to IGS, FracturedPixel, Guitarfool3951Thanks to IGS, FracturedPixel, Guitarfool3951

Stuart FrenchStuart Frenchwww.DeltaKnowledge.netwww.DeltaKnowledge.net

@DeltaKnowledge@DeltaKnowledge